var express = require('express');
var flash = require('express-flash');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('./logger');
var expressWinston = require('express-winston');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var fs = require('fs');
var bootstrap = require('./bootstrap');
var routes = require('./routes');
var expressSession = require('express-session');
var authentication = require('./authentication');

var boots = bootstrap();
var app = express();

app.locals.version = '0.0.0';

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');

// uncomment after placing your favicon in /public
//app.use(favicon(__dirname + '/public/favicon.ico'));
app.use(expressWinston.logger({
    winstonInstance: logger,
    level:'silly'
}));
logger.info('Logger is configured');

app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(express.static(path.join(__dirname, 'client')));
app.use(expressSession({
    secret: 'c8edaab1-3287-4161-be66-9de430294368',
    resave: false,
    saveUninitialized: true,
    cookie: { secure: false }}));
app.use(flash());
authentication.integrate(app);

app.use('/', routes);
logger.info('Routes is configured');

// Optionally you can include your custom error handler after the logging.
app.use(expressWinston.errorLogger({
    winstonInstance: logger
}));

// catch 404 and forward to error handler
app.use(function(req, res, next) {
    var err = new Error('Not Found');
    err.status = 404;
    next(err);
});

// error handlers

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
    app.use(function(err, req, res, next) {
        res.status(err.status || 500);
        res.render('error', {
            message: err.message,
            error: err
        });
    });
}

// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
        message: err.message,
        error: {}
    });
});

module.exports = app;
